Introduction Sugarberry (Celtis laevigata), commonly called southern hackberry in the southern US, has been declining and dying at elevated rates in South Carolina and Georgia over the past decade...
Introduction Proper calibration of sprayers is an often-overlooked chore by many farms and green industry professionals. It can be a tricky task; however, few things are more important for properly...
What is a Fire Ant? Even though there are several kinds of fire ants, the red imported fire ant (Solenopsis invicta) is the one most people encounter and refer to as a “fire ant”. Fire ants are...
The Disease Wirestem is a disease of young vegetable brassica (cole crop) plants that affects both direct-seeded and transplanted crops. The primary symptom is dark lesions of varying depth and...
Introduction Fusarium wilt of watermelon is the most widespread and destructive disease of watermelon in the southeastern United States and other areas of the world. The causal fungus is named...
Introduction Hemlock woolly adelgid (Adelges tsugae, HWA) is an aphid-like invasive pest of hemlock trees in eastern North America. The HWA is native to all hemlock species in western North America...
Introduction Phytophthora blight, crown and root rot, and fruit rot are serious problems on cucurbit and fruiting (solanaceous) vegetables in the eastern half of the United States. Short vegetable...
Introduction Powdery mildew (caused by the fungus named Podosphaera xanthii) was consistently among the most prevalent diseases of watermelon in a survey of foliar diseases done in 2015 and 2016,...
Deer damage to crops occurs every year on small farms and strawberry fields. Damage done by feeding and trampling (figure 1 and 2) limits the number of healthy plants (figure 3) and may reduce crop...
Growers in the southeastern United States have frequently had problems with bacterial spot on tomato and pepper. Four species of the Xanthomonas bacterium are involved. Bacterial spot mainly damages...
Introduction Southern blight is a disease of over 1,200 crops and weeds in the southern half of the United States. Among the vegetable crops affected are tomato, pepper, eggplant, snap bean,...
Four foliar diseases reduce watermelon yields in South Carolina. Gummy stem blight and powdery mildew are the most common diseases in spring crops. Gummy stem blight is large, round spots on the...
Spotted lanternfly, Lycorma delicatula (White) Introduction Spotted lanternfly (SLF) is an invasive pest new to the United States. Despite its common name, SLF is not a fly, but a large planthopper...
The water mold cucurbit downy mildew affects cucurbits (vine crops in the squash family) in South Carolina every year, especially in summer and fall. Downy mildew spreads quickly on cucumber,...
